VERTICAL GEOPHONE WITH VARIABLE RELUCTANCE,申请号RO19890143514-传众专利搜索

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发明名称	VERTICAL GEOPHONE WITH VARIABLE RELUCTANCE
摘要
申请公布号	RO103411(B1)	申请公布日期	1993.06.01
申请号	RO19890143514	申请日期	1989.12.26
申请人	INSTITUTUL DE CERCETARI, PROIECTARI PENTRU INDUSTRIA ELECTROTEHNICA, BUCURESTI	发明人	PISO MARIUS IOAN;KRAFT GABRIEL
分类号	G01H11/02;(IPC1-7):G01H11/02	主分类号	G01H11/02
代理机构		代理人
主权项
地址

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